function of neural network

i want to build a Neural Network for function f(x,y,z)=exp-(x^2+y^2+z^2)

Answer 1

[Greg Heath]

Use fitnet with a 3-dimensional (x,y,z) input of size [ 3 N ] and a corresponding 1-dimensionalal (f) target of size [ 1 N ].

 help fitnet
 doc fitnet

Hope this helps.

Thank you for formally accepting my answer

Greg

[ahmad noureldin]

would please give an example

[Greg Heath]

Learn how to do it yourself:

 1. Read the documentation and it's examples

 help fitnet
 doc fitnet

2. Look at previous posts in both the NEWSGROUP and ANSWERS. Search using the word fitnet

          past year  all-time
NEWSGROUP    20        79
ANSWERS      96       405

Hope this helps.

Greg